CN217737310U

CN217737310U - Non-contact range hood

Info

Publication number: CN217737310U
Application number: CN202221932885.5U
Authority: CN
Inventors: 孙建东; 王铁炜; 吕继洪; 黄仲捌; 钱嘉能
Original assignee: Shaoxing Puling Electrical Appliances Co ltd
Current assignee: Shaoxing Puling Electrical Appliances Co ltd
Priority date: 2022-07-23
Filing date: 2022-07-23
Publication date: 2022-11-04
Anticipated expiration: 2032-07-23

Abstract

The utility model belongs to the technical field of range hood and specifically relates to a non-contact range hood is related to, it includes the organism and sets up the fan in the organism, the organism is connected with response subassembly and controller, the organism is seted up flutedly, the response subassembly is located the recess, the response subassembly is used for detecting user's gesture operation and output detected signal, the controller is connected with response subassembly and fan, the controller is used for receiving and opens and stop or change the rotational speed according to detecting signal control fan. The range hood can avoid the influence on the cleaning of the range hood caused by the direct contact of a user with a button on the range hood, and further keep the sensitivity of the range hood.

Description

Non-contact range hood

Technical Field

The application relates to the field of oil fume purification devices, in particular to a non-contact range hood.

Background

The range hood has become one of the indispensable kitchen household electrical appliances in modern families. The range hood works by utilizing the fluid dynamics principle and sucks and exhausts oil smoke through a centrifugal fan arranged in the range hood.

The application number is CN201420486655. X's china utility model discloses a smoke ventilator, it includes the fuselage, the fuselage is embedded to have by the oil smoke discharging pipe, the oil extraction cigarette fan, the exhaust port, the oil smoke pumping system of constituteing such as oil storage tank and by the supply-air outlet, the draught fan, the air supply system that the induced duct is constituteed, the circuit control of oil smoke pumping system and air supply system all integrates in the control cabinet that is equipped with on the fuselage front panel, be equipped with the various control button of opening of controlling oil smoke pumping system and air supply system respectively and opening and stop and wind speed gear on the control cabinet, the user is according to the oil smoke environment of the different degrees that faces at the culinary art in-process, the people uses the operation control cabinet to open with changing opening of oil smoke discharging fan and stop with the rotational speed.

In view of the above-mentioned related technologies, the inventor thinks that when using the range hood, the user will stick water or oil on his hand, and when touching various buttons, the user will stick water or oil on the buttons, which affects the cleaning of the range hood and causes the insensitivity of the subsequent buttons.

SUMMERY OF THE UTILITY MODEL

In order to avoid that the user need the button on the direct contact range hood when using to improve range hood's cleanliness, and then keep range hood's sensitivity, this application provides a non-contact range hood.

The application provides a non-contact range hood, adopts following technical scheme:

the utility model provides a non-contact range hood, includes the organism and sets up the fan in the organism, the organism is connected with response subassembly and controller, the organism is seted up flutedly, the response subassembly is located the recess, the response subassembly is used for detecting user's gesture operation and output detection signal, the controller is connected with response subassembly and fan, the controller is used for receiving and opens according to detection signal control fan and stops or change the rotational speed, the organism still is connected with and is used for sealing recess open-ended seal assembly.

Through adopting above-mentioned technical scheme, the user opens earlier and seals the subassembly before using range hood, and when using range hood, the user only need wave the hand and open range hood to the gear of range hood is adjusted to different control range hoods according to the gesture, thereby avoids user direct contact button on the range hood to lead to influencing range hood's cleanness, and then keeps range hood's sensitivity.

Preferably, the induction assembly comprises a plurality of inductors, the plurality of inductors are connected with the bottom of the groove, the plurality of inductors are arranged along the length direction of the groove, and the controller is used for acquiring a detection signal output by the last triggered inductor of all triggered inductors and controlling the fan to start and stop or change the rotating speed.

By adopting the technical scheme, when a user waves hands to trigger the plurality of sensors, the controller acquires detection signals output by the sensors which are triggered at last in all the triggered sensors, acquires the last gear of the fan according to the detection signals, and controls the fan to start and adjust the fan to the gear.

Preferably, the seal assembly includes slide and driving piece, the spout with the recess intercommunication is seted up to the recess lateral wall, the slide is the contained angle with the degree of depth direction of spout sliding connection and slide, the opening of closed recess when the slide slides, the driving piece is used for driving the slide and slides.

Through adopting above-mentioned technical scheme, when not using range hood, the user opens the driving piece, makes the slide seal the opening of recess, avoids the user to open range hood by mistake when not using range hood to the slide can also avoid the dust to get into and lead to influencing the subsequent sensitivity of inductor in the recess.

Preferably, the machine body is connected with a switch part, the switch part is connected with a controller, the switch part is used for outputting an opening signal or a closing signal according to the operation of a user, and the controller is used for receiving the opening signal or the closing signal and controlling the driving part to drive the sliding plate to close or open the opening of the groove.

Through adopting above-mentioned technical scheme, the user can close or open the opening of slide through the switch spare. Thereby avoiding the damage of the fan caused by that the fan continuously changes the rotating speed due to the fact that a user mistakenly touches the inductor.

Preferably, the driving piece includes two motors and two gears, the organism is located the recess both ends and all offers the mounting groove that is used for the motor installation, mounting groove and spout intercommunication, two the motor is connected with two gear drive respectively, the slide both ends are connected with two racks respectively, the gear is connected with rack toothing.

Through adopting above-mentioned technical scheme, the motor drives two gear revolve when starting, connects through the meshing of gear and rack and drives the slide and slide in the spout.

Preferably, the driving part comprises a miniature electric cylinder, the miniature electric cylinder is connected with the top of the machine body, and a piston rod of the miniature electric cylinder penetrates through the top of the machine body to be connected with the top of the sliding plate.

By adopting the technical scheme, when the micro electric cylinder is started, the piston rod of the micro electric cylinder drives the sliding plate to slide in the sliding groove.

Preferably, the machine body is connected with an infrared temperature measuring sensor, the infrared temperature measuring sensor is connected with a controller, the infrared temperature measuring sensor is used for detecting the temperature of the cooking bench and outputting a temperature signal, and the controller is used for receiving the temperature signal and controlling the driving piece to drive the sliding plate to close the groove opening and control the fan to close when the temperature is smaller than a set value.

By adopting the technical scheme, when the cooking bench is detected not to cook dishes, the range hood can automatically close the fan and enable the sliding plate to close the opening of the groove, so that the energy is saved and the environment is protected.

Preferably, the machine body is connected with an infrared human body sensor and a clock module, the infrared human body sensor and the clock module are connected with the controller, the infrared sensor is used for outputting a sensing signal when a user is not in front of the machine body, the clock module is used for starting timing when the controller receives the sensing signal and outputting a timing signal after a preset time length, and the controller is used for receiving the timing signal and controlling the driving piece to drive the sliding plate to close the opening of the groove.

Through adopting above-mentioned technical scheme, after detecting that the people is not in preceding a period of time of range hood, the recess opening is closed to controller drive slide, avoids greasy dirt and dust entering recess to lead to influencing the sensitivity of response subassembly.

Preferably, a plurality of pilot lamps are connected in the recess, the pilot lamp is connected with the controller, the controller is according to the quantity of lighting of the rotational speed control a plurality of pilot lamps of fan.

Through adopting above-mentioned technical scheme, the user can be according to the quantity of lighting of pilot lamp audio-visual current gear of knowing the fan.

In summary, the present application includes at least one of the following beneficial technical effects:

1. before using the range hood, a user opens the sealing component, and when using the range hood, the user only needs to wave a hand to open the range hood and controls the range hood to adjust the gear of the range hood according to different gestures, so that the condition that the user directly contacts a button on the range hood to influence the cleaning of the range hood is avoided, and the sensitivity of the range hood is further kept;

2. when the range hood is not used, a user opens the driving piece to enable the sliding plate to slide to seal the opening of the groove, so that the user is prevented from mistakenly opening the range hood when the range hood is not used, and the sliding plate can prevent dust from entering the groove to influence the subsequent sensitivity of the sensor;

3. when a person is detected not to be in the front of the range hood for a period of time, the controller drives the sliding plate to close the opening of the groove, and oil stains and dust are prevented from entering the groove to influence the sensitivity of the induction assembly.

Drawings

Fig. 1 is a schematic view of the entire structure of embodiment 1.

Fig. 2 is an exploded view of example 1.

Fig. 3 is a partially enlarged schematic view at a in fig. 2.

Fig. 4 is a partial structural schematic view of embodiment 1, mainly showing a slide plate, a rack, a motor and a gear.

Fig. 5 is a block diagram of the structure of embodiment 1.

FIG. 6 is a schematic view of the entire structure of embodiment 2.

Fig. 7 is a block diagram of the structure of embodiment 2.

Description of reference numerals: 100. a body; 110. a groove; 111. a chute; 112. a side groove; 120. mounting grooves; 130. a switch member; 200. a fan; 300. an inductor; 400. an indicator light; 500. a slide plate; 510. a rack; 610. a motor; 620. a gear; 630. a miniature electric cylinder; 700. an infrared temperature measuring sensor; 800. an infrared human body sensor; 810. a clock module; 900. and a controller.

Detailed Description

The present application is described in further detail below with reference to all of the figures.

Example 1

Referring to fig. 1 and 2, a non-contact range hood includes a body 100 and a fan 200 disposed in the body 100, the body 100 is connected to a sensing assembly and a controller 900, the body 100 is provided with a groove 110, the sensing assembly is disposed in the groove 110, the sensing assembly is used for detecting a gesture operation of a user and outputting a detection signal, the controller 900 is connected to the sensing assembly and the fan 200, and the controller 900 is used for receiving and controlling the fan 200 to start or stop or change a rotation speed according to the detection signal.

The groove 110 is located above an air inlet of the machine body 100, the induction assembly includes four inductors 300, the inductors 300 may employ infrared inductors 300, the controller 900 employs a single chip microcomputer, the four inductors 300 are connected to the bottom of the groove 110 through bolts, the four inductors 300 are arranged along the length direction of the groove 110, in this embodiment, the four inductors 300 may be respectively named as an a inductor 300, a B inductor 300, a C inductor 300, and a D inductor 300 from left to right, when a user waves a plurality of inductors 300 from left to right or from right to left, the inductors 300 may output detection signals, the controller 900 may acquire detection signals output by the last triggered inductor 300 of all triggered inductors 300, and acquire a gear corresponding to the fan 200 according to the detection signals, wherein the detection signals output by the a inductor 300 correspond to the fan 200 being turned off, the B inductor 300 corresponds to the fan 200 being started and adjusted to a first gear, the C inductor 300 corresponds to the fan 200 being started and is named as a second gear, the D inductor 300 corresponds to the fan 200 being started and adjusted to a third gear, the inductor 300 may control the inductors 300 to start and stop the other inductors 300 from the right inductor 300, and start and stop the other inductors 300.

Still be provided with three pilot lamp 400 in the recess 110, three pilot lamp 400 is located the inductor 300 below, and pilot lamp 400 is connected with controller 900, and the quantity of lighting of three pilot lamp 400 is controlled according to the rotational speed of fan 200 to controller 900, and one shelves are one, and two shelves are two, and three shelves are three, and three pilot lamp 400 all do not light when fan 200 closes.

Referring to fig. 2, 3, and 4, the machine body 100 is further provided with a sealing assembly for sealing an opening of the groove 110, a sliding groove 111 communicated with the groove 110 is formed in a top wall of the groove 110, the sealing assembly includes a sliding plate 500 and a driving member, the sliding plate 500 is slidably connected with the sliding groove 111, a sliding direction of the sliding plate 500 is a vertical direction, the opening of the groove 110 is sealed when the sliding plate 500 slides, and the driving member is used for driving the sliding plate 500 to slide.

The driving piece includes two motors 610 and two gears 620, body 100 is located recess 110 both ends and all offers the mounting groove 120 that is used for the installation of motor 610, mounting groove 120 and spout 111 intercommunication, mounting groove 120 opening is equipped with the apron for square and opening part lid, the cooperation of pegging graft with mounting groove 120 opening, two motors 610 bottoms pass through bolted connection with mounting groove 120 bottom respectively, gear 620 is located mounting groove 120 and fixed with the output shaft circumference of motor 610, slide 500 is close to the both ends of mounting groove 120 and all is connected with rack 510, gear 620 is connected with rack 510 meshing, recess 110 both ends inside wall all sets up the side channel 112 that supplies rack 510 to pass through.

Referring to fig. 1 and 5, the body 100 is connected to the switch 130, the switch 130 is a button, the switch 130 is connected to the sidewall of the body 100 by a bolt to prevent the oil smoke from contacting the switch 130, the switch 130 is connected to the controller 900, the switch 130 is configured to output an on signal or an off signal according to a user operation, the controller 900 is configured to receive the on signal or the off signal, and control the two motors 610 to drive the sliding plate 500 to close the opening of the recess 110 or open the opening according to the on signal or the off signal.

The machine body 100 is connected with an infrared temperature measuring sensor 700 connected with a controller 900, the infrared temperature measuring sensor 700 is of a model number BRW600-400A of the Felter company, the infrared temperature measuring sensor 700 is used for detecting the temperature of a cooking bench and outputting a temperature signal, the controller 900 is used for receiving the temperature signal and calculating the temperature, when the temperature is smaller than a set value, two motors 610 are controlled to drive the sliding plate 500 to close the opening of the groove 110 and control the fan 200 to close, the set value is the temperature of the cooking bench when the cooking bench is not cooked, and the temperature can be input in advance by a user; when it is detected that the cooking bench does not cook, the range hood automatically turns off the fan 200 and causes the sliding plate 500 to close the opening of the recess 110, thereby saving energy and protecting the environment.

The body 100 is connected with an infrared human body sensor 800 and a clock module 810, the infrared human body sensor 800 is of a type S305A-P of Nicera Nisella, the clock module 810 is of a DS1302 clock chip, the infrared human body sensor 800 and the clock module 810 are connected with a controller 900, the infrared sensor 300 is used for outputting a sensing signal when a user is not in front of the body 100, the controller 900 receives the sensing signal and outputs a start signal, the clock module 810 is used for receiving the start signal and starting timing, a timing signal is output after a preset time, the controller 900 is used for receiving the timing signal and controlling two motors 610 to drive a sliding plate 500 to close an opening of a groove 110, and when the situation that a person is not in front of the range hood is detected, the controller 900 drives the sliding plate 500 to close the opening of the groove 110, and oil stains and dust are prevented from entering the groove 110 to influence the sensitivity of the sensing assembly.

The switching element 130 has a higher priority than the infrared human body sensor 800 and the infrared temperature measuring sensor 700.

The implementation principle of the embodiment 1 is as follows: before the user uses range hood, start two motors 610 through switch 130 earlier and open the opening of recess 110, when using range hood, the user only need wave the hand and open range hood to according to the different control range hood's of gesture gear, thereby avoid user direct contact to result in influencing the cleanness of range hood on the range hood, and then keep range hood's sensitivity.

Example 2

Referring to fig. 6 and 7, the difference between the embodiment 2 and the embodiment 1 is the driving member, the driving member of this embodiment includes a miniature electric cylinder 630, a cylinder body of the miniature electric cylinder 630 is connected to the top of the machine body 100 through a bolt, one end of a piston rod of the miniature electric cylinder 630 passes through the top of the machine body 100 and enters the sliding chute 111 to be connected to the sliding plate 500 through a bolt, and when the miniature electric cylinder 630 is started, the miniature electric cylinder 630 drives the sliding plate 500 to slide in the sliding chute 111 in the vertical direction.

The controller 900 in real time example 2 is used to control the micro electric cylinder 630 to drive the sliding plate 500 to open or close the opening of the recess 110.

The implementation principle of the embodiment 2 is as follows: the user is before using range hood, starts the opening that miniature electric jar 630 opened recess 110 through switch member 130 earlier, when using range hood, the user only need wave the hand and open range hood to the gear of different control range hood adjustment range hood according to the gesture, thereby avoid the button on the user direct contact range hood to lead to influencing range hood's cleanness, and then keep range hood's sensitivity.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a non-contact range hood, includes organism (100) and sets up fan (200) in organism (100), its characterized in that: organism (100) are connected with response subassembly and controller (900), recess (110) have been seted up to organism (100), the response subassembly is located recess (110), the response subassembly is used for detecting user's gesture operation and output detection signal, controller (900) are connected with response subassembly and fan (200), controller (900) are used for receiving and open according to detection signal control fan (200) and stop or change the rotational speed, organism (100) still are connected with and are used for sealing recess (110) open-ended and seal the subassembly.

2. The non-contact range hood according to claim 1, characterized in that: the induction assembly comprises a plurality of inductors (300), the inductors (300) are connected with the bottom of the groove (110), the inductors (300) are arranged along the length direction of the groove (110), and the controller (900) is used for acquiring detection signals output by the last triggered inductor (300) in all triggered inductors (300) and controlling the fan (200) to start, stop or change the rotating speed.

3. The non-contact range hood according to claim 1, characterized in that: the seal assembly comprises a sliding plate (500) and a driving piece, a sliding groove (111) communicated with the groove (110) is formed in the side wall of the groove (110), the sliding direction of the sliding plate (500) is in an included angle with the depth direction of the sliding groove (111) and the sliding direction of the sliding plate (500) in sliding connection with the sliding groove (111), the opening of the groove (110) is sealed when the sliding plate (500) slides, and the driving piece is used for driving the sliding plate (500) to slide.

4. A non-contact range hood according to claim 3, wherein: the machine body (100) is connected with a switch piece (130), the switch piece (130) is connected with a controller (900), the switch piece (130) is used for outputting opening signals or closing signals according to the operation of a user, and the controller (900) is used for receiving the opening signals or the closing signals and controlling a driving piece to drive the sliding plate (500) to close or open the opening of the groove.

5. A non-contact range hood according to claim 3, wherein: the driving piece comprises two motors (610) and two gears (620), the machine body (100) is located at two ends of the groove (110) and is provided with mounting grooves (120) used for mounting the motors (610), the mounting grooves (120) are communicated with the sliding grooves (111), the motors (610) are in transmission connection with the two gears (620) respectively, two racks (510) are connected to two ends of the sliding plate (500) respectively, and the gears (620) are meshed with the racks (510) and are connected with the gears.

6. A non-contact range hood according to claim 3, wherein: the driving piece comprises a miniature electric cylinder (630), the miniature electric cylinder (630) is connected with the top of the machine body (100), and a piston rod of the miniature electric cylinder (630) penetrates through the top of the machine body (100) to be connected with the top of the sliding plate (500).

7. The non-contact range hood according to claim 1, characterized in that: the kitchen range is characterized in that the body (100) is connected with an infrared temperature measuring sensor (700), the infrared temperature measuring sensor (700) is connected with a controller (900), the infrared temperature measuring sensor (700) is used for detecting the temperature of the kitchen range and outputting a temperature signal, and the controller (900) is used for receiving the temperature signal and controlling a driving piece to drive the sliding plate (500) to close an opening of the groove (110) and control the fan (200) to close when the temperature is smaller than a set value.

8. The non-contact range hood according to claim 1, wherein: the body (100) is connected with an infrared human body sensor (800) and a clock module (810), the infrared human body sensor (800) and the clock module (810) are connected with a controller (900), the infrared human body sensor (800) and the clock module (810) are used for outputting sensing signals when a user is not in front of the body (100), the clock module (810) is used for starting timing when the controller (900) receives the sensing signals and outputting timing signals after preset duration, and the controller (900) is used for receiving the timing signals and controlling a driving piece to drive a sliding plate (500) to close an opening of a groove (110).

9. The non-contact range hood according to claim 1, characterized in that: a plurality of pilot lamps (400) are connected in the groove (110), the pilot lamps (400) are connected with a controller (900), and the controller (900) controls the lighting quantity of the pilot lamps (400) according to the rotating speed of the fan (200).